Edmiston also did many television commercials and cartoon character voices, such as "Ernie the Keebler Elf" in hundreds of commercials for the cookie products of the Keebler Company, and voices for characters on H.R. Pufnstuf and The Bugaloos from the studios of Sid and Marty Krofft, as well as a recurring role as Enik the Altrusian on that studio's Land of the Lost.
In 2006, Ellis was featured on the Bugaloos' DVD set with fellow actor/Bugaloo John Philpott for an interview and audio commentary for several episodes